The Urnex Rinza Acid Milk System Cleaning Liquid is a professional-grade solution specially formulated to dissolve and remove mineral buildup and calcium deposits that accumulate from milk steaming and frothing. Designed for use on autofrothers, steam wands, and frothing pitchers, Rinza Acid quickly restores equipment to peak hygiene and performance. The convenient dual-chamber 1-litre bottle features a built-in measuring device, making it easy to dispense the correct amount every time. Trusted by cafes and home baristas alike, Rinza Acid is an essential part of any regular milk system maintenance routine. FEATURES Removes Mineral Buildup and Calcium Deposits - Specially formulated acidic solution dissolves the mineral scale and calcium deposits that naturally accumulate from daily milk steaming and frothing, restoring flow and hygiene. Versatile Compatibility - Suitable for use on autofrothers, steam wands, and frothing pitchers, making it a comprehensive solution for all milk system components. Dual-Chamber Bottle with Built-In Measuring Device - The innovative 1-litre dual-chamber bottle includes an integrated measuring device, ensuring accurate dilution ratios every time without the need for separate measuring tools. Simple Dilution and Use - Dilute at a ratio of 30 mL of Rinza Acid per 500 mL of water for both autofrother cycles and soaking applications on steam wands and pitchers. Professional-Grade Formula - Developed by Urnex, a trusted leader in coffee equipment cleaning products used in commercial cafes and specialty coffee shops worldwide. Product Code: 12-RAF32 - Available in a 33.8 oz (1 L) bottle, with case quantity of 6 bottles.